He was born in Jakarta, Indonesia and moved to Bangkok, Thailand when he was 4 years old. Rendell began his acting career aged 4. Rendell graduated from Bangkok Patana School in 2008, and attended Faculty of Communication Arts, International Program, Chulalongkorn University. He graduated in 2012 and has diverted his full attention to series/movies.[1]

Rendell enjoys playing football and supports Manchester United. If Alex was to make it in football, he would be compared to the likes of Gary Nevile & Djemba Djemba. He has played for his Highschool - Bangkok Patana and helped clinch multiple BISAC & SEASAC trophies. An interesting fact to point out is that his favourite number is 22 and he is part of PUAKKUA since 1993/1994 till present.[2]